Home / 476,996.22-715,822.38-196,513.47

Finding the Fourth Proportional to 476,996.22, 715,822.38 and 196,513.47

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Solution

The fourth proportional to 476,996.22, 715,822.38 and 196,513.47 is: 294,905.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,996.22 : 715,822.38 = 196,513.47 : x
  2. Step 2: Convert to fraction form
    476,996.22/715,822.38 = 196,513.47/x
  3. Step 3: Cross multiply
    476,996.22x = 715,822.38 × 196,513.47
  4. Step 4: Simplify right side
    476,996.22x = 140,668,739,797.46
  5. Step 5: Solve for x
    x = 140,668,739,797.46/476,996.22
  6. Step 6: Final answer
    x = 294,905.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.